Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328838 BG/HA1VA901

BT4B 328838 BG/HA1VA901

Design

Design variant/feature

TQOSN/GWISI

Dimensions

d		406.4	mm
D		546.1	mm
B		288.925	mm
T		288.925	mm
d₁	≈	434	mm
D₁	≈	498	mm
r_1,2	min.	1.5	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	4180	kN
Basic static load rating	C₀	9500	kN
Fatigue load limit	P_u	750	kN
Comparative radial load rating	C_F	1020	kN
Comparative axial load rating	C_Fa	238	kN
Thrust factor	K	1.22
Calculation factor	e	0.48
Calculation factor	Y₁	1.4
Calculation factor	Y₂	2.1
Calculation factor	Y₀	1.4

Mass

Mass bearing

180

Model Number: BT4B 328838 BG/HA1VA901
Inner Diameter：406.4mm Outer Diameter：546.1mm Width：-mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Roller bearings Tapered roller bearings Four-row tapered roller bearings
Details： Four-row tapered roller bearings Four-row tapered roller bearings, TQO design
Update date：2026-04-17
Application:Handling machinery and various industrial machinery,laser devices,other rubber,root canal filling,medical equipment,food add,spreader series,generator,marine analysis,water,Control
Similar models:BT4B 328838 BG/HA1VA901 BT4B 328838 BG/HA1VA902
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Model No.	Inner Diameter	Outer Diameter	Width	Type
180x200x15 HMS5 RG	180	200	15	Seals
32x47x6 HMS5 V	32	47	6	Seals
471001	963	-	-	Seals
618/950 MA	950	1150	90	Bearings, units and housings
7010 CB/HCP4AL	50	80	16	Bearings, units and housings
BT4B 332098 A/HA4	708.025	930.275	-	Bearings, units and housings
D/W RW133	2.38	4.762	2.38	Bearings, units and housings
NRT 80 B	80	146	35	Bearings, units and housings
OKC 110	110		-
RPNA 35/52	35	52	20	Bearings, units and housings
S7013 ACD/HCP4A	65	100	18	Bearings, units and housings
S71907 CB/HCP4A	35	55	10	Bearings, units and housings

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